#include<bits/stdc++.h>
#define int long long
using namespace std;
int n;
map<int, int> mp;
int a[100005];
signed main() {
    freopen("duel.in", "r", stdin);
    freopen("duel.out", "w", stdout);
    cin >> n;
    for(int i = 1; i <= n; i++) {
        cin >> a[i];
        mp[a[i]] ++;
    }
    sort(a + 1, a + 1 + n);
    int ans = mp[a[1]];
    for(map<int, int>::iterator it = mp.begin(); it != mp.end() ; it++) 
        ans = max(ans, it -> second);
    cout << ans;
    return 0;
}
